OnePlus 15s vs Samsung Galaxy A91
The OnePlus 15s (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy A91 (2021) runs on the Qualcomm Snapdragon 855. By overall MobileRank rating, the OnePlus 15s leads — 83/100 vs 51/100 (a 32-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 4500); the main camera is 50 MP vs 48 MP; the OnePlus 15s is faster in AnTuTu (3,950,082 vs 824,513).
Profile comparison
Category scores
OnePlus 15s
Samsung Galaxy A91
What makes OnePlus 15s better?
- Higher AnTuTu: 3950082 vs 824513
- Better Geekbench Single: 3639 vs 968
- Better Geekbench Multi: 11047 vs 2731
- Bigger battery: 7500 vs 4500 mAh
- Faster charging: 100W vs 45W
- Better main camera: 50MP vs 48MP
- Higher performance (98/100 vs 54/100)
- Better camera (53/100 vs 41/100)
- Longer battery life (89/100 vs 38/100)
- Better display (95/100 vs 81/100)
What makes Samsung Galaxy A91 better?
- Overall rating 51/100
Comparison verdict
Comparing the OnePlus 15s vs the Samsung Galaxy A91, the OnePlus 15s scores 32 points higher (83/100 vs 51/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 54/100). In the "camera" category, the OnePlus 15s leads (53/100 vs 41/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 38/100). In the "performance" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A91 (98/100 vs 54/100). In the "display" category, the OnePlus 15s is a bit better (95/100 vs 81/100). In the "camera" category, the OnePlus 15s is a bit better (53/100 vs 41/100). In the "battery" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A91 (89/100 vs 38/100).
Specs comparison
| Specification | OnePlus 15s | Samsung Galaxy A91 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 855 | |
| AnTuTu | 3950082 | 824513 | |
| Geekbench Single | 3639 | 968 | |
| Geekbench Multi | 11047 | 2731 | |
| Display | 6.3" AMOLED | 6.7" Super AMOLED | |
| Resolution | 2640x1216 | 1080x2400 | |
| Refresh rate | 165 Hz | — | |
| Battery | 7500 mAh | 4500 mAh | |
| Charging | 100W | 45W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 0 MP | 12 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB | 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 10, One UI | |
| NFC | — | no | |
| Weight | 195 g | — | |
| Launch price | $700 | — |
Camera comparison
OnePlus 15s
- Main: 50MP f/1.8
- Telephoto: 50MP
- Front: 16MP
Samsung Galaxy A91
- Main: 48MP f/2.0
- Ultrawide: 12MP
- Front: 32MP
Display comparison
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Samsung Galaxy A91
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Battery and charging
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Samsung Galaxy A91
- 4500 mAh
- Wired: 45W
- No wireless charging
Overall performance score
We compared OnePlus 15s and Samsung Galaxy A91, covering their specs and all relevant benchmarks.
OnePlus 15s leads Samsung Galaxy A91 by 379.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Samsung Galaxy A91
Price unknownDetailed category analysis
performance
In the "performance" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A91 (98/100 vs 54/100).
display
In the "display" category, the OnePlus 15s is a bit better (95/100 vs 81/100).
camera
In the "camera" category, the OnePlus 15s is a bit better (53/100 vs 41/100).
battery
In the "battery" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A91 (89/100 vs 38/100).
Frequently asked questions
Which is better: the OnePlus 15s or the Samsung Galaxy A91?
The OnePlus 15s significantly outperforms the Samsung Galaxy A91 by 32 points (83/100 vs 51/100).
What is the rating of the OnePlus 15s and the Samsung Galaxy A91?
The OnePlus 15s has a MobileRank rating of 83/100, the Samsung Galaxy A91 — 51/100.
Which has the better camera: the OnePlus 15s or the Samsung Galaxy A91?
The OnePlus 15s leads on camera score (53/100 vs 41/100).
Which is more powerful: the OnePlus 15s or the Samsung Galaxy A91?
The OnePlus 15s leads on performance (98/100 vs 54/100).
Should you choose the OnePlus 15s over the Samsung Galaxy A91?
The OnePlus 15s is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.